EP1727325A3 - Procédé de générer d'une cyclique séquence d'apprentissage, système et methode de communication - Google Patents

Procédé de générer d'une cyclique séquence d'apprentissage, système et methode de communication Download PDF

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Publication number
EP1727325A3
EP1727325A3 EP06010257A EP06010257A EP1727325A3 EP 1727325 A3 EP1727325 A3 EP 1727325A3 EP 06010257 A EP06010257 A EP 06010257A EP 06010257 A EP06010257 A EP 06010257A EP 1727325 A3 EP1727325 A3 EP 1727325A3
Authority
EP
European Patent Office
Prior art keywords
information block
training sequence
samples
cyclic
generating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP06010257A
Other languages
German (de)
English (en)
Other versions
EP1727325A2 (fr
EP1727325B1 (fr
Inventor
Zhongshan 7/F Raycom Infotech Park Tower A Zhang
Hidetoshi 7/F Raycom Infotech Park Tower A Kayama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of EP1727325A2 publication Critical patent/EP1727325A2/fr
Publication of EP1727325A3 publication Critical patent/EP1727325A3/fr
Application granted granted Critical
Publication of EP1727325B1 publication Critical patent/EP1727325B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2675—Frequency synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2678—Time synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2662—Symbol synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Communication Control (AREA)
EP06010257A 2005-05-24 2006-05-18 Procédé de générer d'une cyclique séquence d'apprentissage, système et methode de communication Not-in-force EP1727325B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2005100718164A CN1870465B (zh) 2005-05-24 2005-05-24 循环训练序列的生成方法、通信系统和通信方法

Publications (3)

Publication Number Publication Date
EP1727325A2 EP1727325A2 (fr) 2006-11-29
EP1727325A3 true EP1727325A3 (fr) 2008-04-30
EP1727325B1 EP1727325B1 (fr) 2009-11-04

Family

ID=36848394

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06010257A Not-in-force EP1727325B1 (fr) 2005-05-24 2006-05-18 Procédé de générer d'une cyclique séquence d'apprentissage, système et methode de communication

Country Status (6)

Country Link
US (1) US7733969B2 (fr)
EP (1) EP1727325B1 (fr)
JP (1) JP4741979B2 (fr)
CN (1) CN1870465B (fr)
AT (1) ATE447819T1 (fr)
DE (1) DE602006010139D1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9374263B2 (en) * 2006-09-29 2016-06-21 Avaya Ecs Ltd. Latency differential mitigation for real time data streams
CN101325569B (zh) * 2007-06-15 2013-09-04 安捷伦科技有限公司 通信系统中的鲁棒信道估计
US8811300B2 (en) * 2008-12-31 2014-08-19 Mediatek Inc. Physical structure and sequence design of midamble in OFDMA systems
US8503420B2 (en) * 2008-12-31 2013-08-06 Mediatek Inc. Physical structure and design of sounding channel in OFDMA systems
JP2011071852A (ja) * 2009-09-28 2011-04-07 Fujitsu Ltd 伝送システムおよび伝送方法
CN102404071B (zh) * 2010-09-14 2014-12-10 中兴通讯股份有限公司 同步训练符号块编码调制方法和装置
CN102647226A (zh) * 2012-04-11 2012-08-22 上海交通大学 高速铁路环境下对接收信号的载波频偏补偿方法
WO2015062010A1 (fr) * 2013-10-31 2015-05-07 华为技术有限公司 Dispositif récepteur, dispositif émetteur, procédé d'adaptation de séquence d'apprentissage, et système
US20150264552A1 (en) * 2014-03-14 2015-09-17 Gang Xiong Systems, methods, and devices for device-to-device discovery and communication
KR102275054B1 (ko) * 2014-06-18 2021-07-09 삼성전자주식회사 Fbmc 시스템에서 심볼을 송수신하는 기법
KR102561585B1 (ko) * 2015-12-11 2023-07-31 삼성전자주식회사 무선 통신 시스템에서 다중 사용자 수신에 관한 방법 및 장치
CN107317779B (zh) * 2016-04-26 2021-09-28 中兴通讯股份有限公司 一种频偏估计方法和装置
EP4047893A1 (fr) * 2021-02-23 2022-08-24 Nokia Solutions and Networks Oy Égaliseur et unité de formation d'égaliseur de compensation de distorsion dépendant de données

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5732113A (en) * 1996-06-20 1998-03-24 Stanford University Timing and frequency synchronization of OFDM signals
WO2000011813A1 (fr) * 1998-08-24 2000-03-02 Nokia Corporation Procede de formation d'une sequence d'apprentissage
WO2005022797A2 (fr) * 2003-09-02 2005-03-10 Qualcomm, Incorporated Synchronisation d'un systeme de diffusion a multiplexage par repartition orthogonale de la frequence au moyen de pilotes a multiplexage dans le temps

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
JP3519294B2 (ja) * 1998-11-26 2004-04-12 松下電器産業株式会社 Ｏｆｄｍ通信装置及びｏｆｄｍ通信方法
US6421372B1 (en) * 1999-11-10 2002-07-16 Itt Manufacturing Enterprises, Inc. Sequential-acquisition, multi-band, multi-channel, matched filter
US6947505B2 (en) * 2000-09-20 2005-09-20 Bae Systems Information And Electronic Systems Integration Inc. System for parameter estimation and tracking of interfering digitally modulated signals
US7068631B2 (en) * 2001-08-06 2006-06-27 Telefonaktiebolaget Lm Ericsson (Publ) Training sequence hopping in a radio communication system
CN100471094C (zh) * 2002-11-19 2009-03-18 电子科技大学 一种可以纠正大范围频偏的ofdm时间、频率同步方法
JP4884987B2 (ja) * 2005-01-20 2012-02-29 パナソニック株式会社 送信装置、受信装置、および無線通信方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5732113A (en) * 1996-06-20 1998-03-24 Stanford University Timing and frequency synchronization of OFDM signals
WO2000011813A1 (fr) * 1998-08-24 2000-03-02 Nokia Corporation Procede de formation d'une sequence d'apprentissage
WO2005022797A2 (fr) * 2003-09-02 2005-03-10 Qualcomm, Incorporated Synchronisation d'un systeme de diffusion a multiplexage par repartition orthogonale de la frequence au moyen de pilotes a multiplexage dans le temps

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
DELIANG LIU ET AL: "An efficient joint synchronization acquisition algorithm for OFDM", MICROWAVE AND MILLIMETER WAVE TECHNOLOGY, 2004. ICMMT 4TH INTERNATIONAL CONFERENCE ON, PROCEEDINGS BEIJING, CHINA AUG. 18-21, 2004, PISCATAWAY, NJ, USA,IEEE, 18 August 2004 (2004-08-18), pages 813 - 817, XP010797492, ISBN: 0-7803-8401-6 *
GAO J ET AL: "Frequency Offset Estimation With Fast Acquisition in OFDM System", March 2004, IEEE COMMUNICATIONS LETTERS, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, PAGE(S) 171-173, ISSN: 1089-7798, XP011109555 *
GAO J ET AL: "High Accuracy Frequency Offset Correction With Adjustable Acquisition Range in OFDM Systems", January 2005, IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, PAGE(S) 228-237, ISSN: 1536-1276, XP011124956 *
MESTRE X ET AL: "Asymptotic Performance Evaluation of Space-Frequency MMSE Filters for OFDM", IEEE TRANSACTIONS ON SIGNAL PROCESSING, IEEE SERVICE CENTER, NEW YORK, NY, US, vol. 52, no. 10, October 2004 (2004-10-01), pages 2895 - 2910, XP011119373, ISSN: 1053-587X *
YANXIANG JIANG ET AL: "Low complexity frequency offset estimator for OFDM with time-frequency training sequence", COMMUNICATIONS, 2005. ICC 2005. 2005 IEEE INTERNATIONAL CONFERENCE ON SEOUL, KOREA 16-20 MAY 2005, PISCATAWAY, NJ, USA,IEEE, 16 May 2005 (2005-05-16), pages 2553 - 2557, XP010825648, ISBN: 0-7803-8938-7 *

Also Published As

Publication number Publication date
CN1870465A (zh) 2006-11-29
CN1870465B (zh) 2011-06-01
US20060269007A1 (en) 2006-11-30
JP4741979B2 (ja) 2011-08-10
JP2006333484A (ja) 2006-12-07
ATE447819T1 (de) 2009-11-15
EP1727325A2 (fr) 2006-11-29
DE602006010139D1 (de) 2009-12-17
EP1727325B1 (fr) 2009-11-04
US7733969B2 (en) 2010-06-08

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